Dec 05 11:50:43.332 INFO checking imagefmt-4.0.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 11:50:43.332 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 11:50:43.788 INFO [stdout] 6dfb979f1f7cf616cc0e251a93b62c555306e83c7a69afbb71dab35af60af5b7
Dec 05 11:50:43.790 INFO running `"docker" "start" "-a" "6dfb979f1f7cf616cc0e251a93b62c555306e83c7a69afbb71dab35af60af5b7"`
Dec 05 11:50:45.055 INFO [stderr] usermod: no changes
Dec 05 11:50:45.139 INFO [stderr]     Checking imagefmt v4.0.0 (/source)
Dec 05 11:50:48.035 INFO [stderr] warning: unused import: `Write`
Dec 05 11:50:48.035 INFO [stderr]   --> src/lib.rs:35:27
Dec 05 11:50:48.035 INFO [stderr]    |
Dec 05 11:50:48.035 INFO [stderr] 35 | use std::io::{self, Read, Write, BufReader, BufWriter, ErrorKind, Seek, SeekFrom};
Dec 05 11:50:48.035 INFO [stderr]    |                           ^^^^^
Dec 05 11:50:48.035 INFO [stderr]    |
Dec 05 11:50:48.035 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 11:50:48.035 INFO [stderr] 
Dec 05 11:50:48.062 INFO [stderr] warning: unused import: `Write`
Dec 05 11:50:48.062 INFO [stderr]   --> src/lib.rs:35:27
Dec 05 11:50:48.062 INFO [stderr]    |
Dec 05 11:50:48.063 INFO [stderr] 35 | use std::io::{self, Read, Write, BufReader, BufWriter, ErrorKind, Seek, SeekFrom};
Dec 05 11:50:48.063 INFO [stderr]    |                           ^^^^^
Dec 05 11:50:48.063 INFO [stderr]    |
Dec 05 11:50:48.067 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 11:50:48.067 INFO [stderr] 
Dec 05 11:50:48.685 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
Dec 05 11:50:48.689 INFO [stderr] su: No module specific data is present
Dec 05 11:50:50.168 INFO running `"docker" "inspect" "6dfb979f1f7cf616cc0e251a93b62c555306e83c7a69afbb71dab35af60af5b7"`
Dec 05 11:50:50.479 INFO running `"docker" "rm" "-f" "6dfb979f1f7cf616cc0e251a93b62c555306e83c7a69afbb71dab35af60af5b7"`
Dec 05 11:50:50.802 INFO [stdout] 6dfb979f1f7cf616cc0e251a93b62c555306e83c7a69afbb71dab35af60af5b7